CPUBoss Review Our evaluation of 3520M vs 3420M among laptop CPUs (over 15W)

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

0.3

CPUBoss Score

Combination of all six facets

Winner
AMD A8 3520M 

CPUBoss recommends the AMD A8 3520M  based on its .

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Differences What are the advantages of each

Front view of AMD A8 3520M

Reasons to consider the
AMD A8 3520M

Report a correction

CPUBoss is not aware of any important advantages of the A8 3520M vs the A6 3420M.

Front view of AMD A6 3420M

Reasons to consider the
AMD A6 3420M

Report a correction

CPUBoss is not aware of any important advantages of the A6 3420M vs the A8 3520M.

Benchmarks Real world tests of A8 3520M vs A6 3420M

CompuBench 1.5 (Face detection)

A8 3520M
3.22 mPixels/s
A6 3420M
2.63 mPixels/s

CompuBench 1.5 (T-Rex) Data courtesy CompuBench

A8 3520M
0.3 fps
A6 3420M
0.25 fps

PCMark 8 Home 3.0 Accelerated Data courtesy FutureMark

A8 3520M
1,953
A6 3420M
1,666

Sky Diver Data courtesy FutureMark

A8 3520M
1,836
A6 3420M
1,502

Cloud Gate Data courtesy FutureMark

A8 3520M
3,362
A6 3420M
2,982

GeekBench 3 (Multi-core) Data courtesy Primate Labs

A8 3520M
3,386
A6 3420M
3,126

GeekBench 3 (Single core) Data courtesy Primate Labs

A8 3520M
1,052
A6 3420M
973

GeekBench 3 (AES single core) Data courtesy Primate Labs

A8 3520M
90,100 MB/s
A6 3420M
76,600 MB/s

Specifications Full list of technical specs

summary

A8 3520M  vs
A6 3420M 
Clock speed 1.6 GHz 1.5 GHz
Turbo clock speed 2.5 GHz 2.4 GHz
Cores Quad core Quad core
Is unlocked No No

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE3
SSE
AMD64
AMD-V
Supports dynamic frequency scaling Yes Yes

integrated graphics

GPU GPU GPU
Label Radeon™ HD 6620G Radeon™ HD 6520G
Latest DirectX 11.0 11.0
GPU clock speed 444 MHz 400 MHz

memory controller

Memory controller Built-in Built-in
Memory type
DDR3-1333

details

A8 3520M  vs
A6 3420M 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 4 MB 4 MB
L2 cache per core 1 MB/core 1 MB/core
L3 cache 1 MB 1 MB
L3 cache per core 0.25 MB/core 0.25 MB/core
Manufacture process 32 nm 32 nm
Transistor count 1,450,000,000 1,450,000,000
Max CPUs 1 1
Die size 228 mm² 228 mm²
Clock multiplier 12 12
Voltage range 0.91 - 1.41V 0.91 - 1.41V
Operating temperature Unknown - 100°C Unknown - 100°C

overclocking

Overclocked clock speed 1.85 GHz 2.62 GHz
Overclocked clock speed (Water) 1.6 GHz 1.5 GHz
Overclocked clock speed (Air) 1.85 GHz 2.62 GHz

power consumption

TDP 35W 35W
Annual home energy cost 8.43 $/year 8.43 $/year
Performance per watt 3.09 pt/W 3.11 pt/W
Typical power consumption 28.44W 28.44W
AMD A8 3520M
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AMD A6 3420M
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